allow to interrupt token renewal

afpre

@@ -182,7 +182,13 @@ awsenv() {
 	env | grep -i --color=never ^aws
 }
 
+ctrl_c () {
+	echo " Interrupted by user..."
+}
+
 renew() {
+	trap ctrl_c INT
+
 	echo authenticating as ${NAME} for ${ACCOUNT}/${ROLE} against ${HOST}
 	JSON=\$(basic_auth https://${HOST}${_PATH}/${ACCOUNT}/${ROLE} ${X1XBN02R}) || error_msg "... failed!"
 	export AWS_ACCESS_KEY_ID=\$(json_value "\${JSON}" AccessKeyId)
@@ -191,6 +197,8 @@ renew() {
 	export AWS_SECURITY_TOKEN=\$(json_value "\${JSON}" Token)
 	export AWS_VALID_SECONDS=\$((\$(secs_since_epoch \$(json_value "\${JSON}" Expiration))-\$(date +%s)))
 	SECONDS=0
+
+	trap - INT
 }
 
 condrenew() {